﻿using UnityEngine;
using System.Collections;

public class Gun:MonoBehaviour {

    public Rigidbody2D rocket;              // Prefab of the rocket.
    public float speed = 20f;               // The speed the rocket will fire at.


    private PlayerControl playerCtrl;       // Reference to the PlayerControl script.
    private Animator anim;					// Reference to the Animator component.

    private void Awake() {
        anim = transform.root.gameObject.GetComponent<Animator>();
        playerCtrl = transform.root.GetComponent<PlayerControl>();
    }
    // Update is called once per frame
    void Update() {
        // If the fire button is pressed...
        if (Input.GetButtonDown("Fire1"))
        {
            // ... set the animator Shoot trigger parameter and play the audioclip.
            anim.SetTrigger("Shoot");
            GetComponent<AudioSource>().Play();

            // If the player is facing right...
            if (playerCtrl.facingRight)
            {
                // ... instantiate the rocket facing right and set it's velocity to the right. 
                Rigidbody2D bulletInstance = Instantiate(rocket,transform.position,Quaternion.Euler(new Vector3(0,0,0))) as Rigidbody2D;
                bulletInstance.velocity = new Vector2(speed,0);
            }
            else
            {
                // Otherwise instantiate the rocket facing left and set it's velocity to the left.
                Rigidbody2D bulletInstance = Instantiate(rocket,transform.position,Quaternion.Euler(new Vector3(0,0,180f))) as Rigidbody2D;
                bulletInstance.velocity = new Vector2(-speed,0);
            }
        }
    }
}
